Capillary grid pavement structure

By designing a rotatable connection between the fixing block and the limiting block structure, the problem of cumbersome installation of fixing components in capillary network laying was solved, achieving efficient and stable laying results.

CN224302284UActive Publication Date: 2026-05-29TIANJIN RUIDE TONGCHUANG ENERGY SAVING TECHCO

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TIANJIN RUIDE TONGCHUANG ENERGY SAVING TECHCO
Filing Date
2025-07-21
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

The existing capillary network installation uses fixed fasteners, which require repair or multiple fasteners to be combined when encountering obstacles, making the installation process cumbersome.

Method used

A capillary network paving structure is designed, which uses rotatable fixed blocks and brackets, combined with limit blocks and connecting rods, to achieve multi-angle adjustment and stable connection, simplifying the installation process.

Benefits of technology

It improves the installation efficiency and stability of capillary grids, simplifies the assembly process, enhances the flexibility and robustness of connections, and adapts to different installation scenarios.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a capillary network grid paving structure, including a plurality of interconnect connecting piece, each in connecting piece includes fixed block, be provided with the clamping seat on the fixed block, and the connecting piece on clamping seat one side is provided with the fixed hole of penetration, is seted up the connecting hole and the connecting groove on the side surface of connecting piece, is provided with the limit block in connecting hole, and the opening of connecting hole is provided with the limit ring, and the other opposite side surface is fixed with the connecting rod and the connecting block, and the free end of connecting rod is from the inside of limit ring and is linked with the limit block in the connecting hole, and the position of connecting groove and connecting block is opposite and mutually matches. The distance of connecting piece can be changed through the plug -in of connecting rod and connecting hole, can adjust the interval between adjacent capillary, can make the multi -angle rotation between two connecting pieces through the limit ring and spherical limit block, and the more wide scope of application, can make all connecting piece fixed connection together through the connecting block and connecting groove, and the whole structure is simple and convenient operation.
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Description

Technical Field

[0001] This utility model belongs to the field of capillary grid technology, and in particular relates to a capillary grid paving structure. Background Technology

[0002] Insulated capillary networks are used in independent heat and humidity control air conditioning systems. Thin and flexible, these capillary networks act as radiant terminals, providing both heating and cooling. When cooling, the system needs to be used in conjunction with a fresh air system. The capillary network has a water distribution structure, characterized by a large heat exchange area, thin walls with good thermal conductivity, uniform heat exchange, and low hydraulic loss. The raw materials for making capillary networks are thermoplastic plastics such as PP-R and PE-RT, which can be thermoformed, are environmentally friendly, and also possess characteristics of high temperature resistance, high pressure resistance, and corrosion resistance.

[0003] Capillary networks are thin, flexible, and lightweight, making them easy to install, allowing for thin covering layers and large installation areas. As such, capillary networks are a highly efficient, ideal, and energy-saving heat exchanger, mainly used for constructing breathing air conditioning walls, capillary network boxes, house heating, and regulating day-night temperature differences in agricultural greenhouses.

[0004] In the existing technology, the capillary network needs to be positioned when laying it. However, the existing fasteners have a fixed direction. When encountering obstacles, the length of the fasteners needs to be adjusted, and multiple fasteners need to be spliced ​​together to cross the obstacles, which makes the installation process troublesome.

[0005] Therefore, we need to design a capillary mesh paving structure to solve these problems. Utility Model Content

[0006] The problem to be solved by this utility model is to provide a capillary mesh paving structure.

[0007] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows:

[0008] A capillary mesh paving structure includes several interconnected connectors, each of which includes a fixing block. A retainer is provided on the fixing block, and a fixing hole is provided through the fixing block on one side of the retainer. A connecting hole and a connecting groove are provided on one side of the fixing block. A limiting block is provided in the connecting hole, and a limiting ring is provided at the opening of the connecting hole. A connecting rod and a connecting block are fixedly provided on the opposite side. The free end of the connecting rod passes through the inner side of the limiting ring into the connecting hole and connects to the limiting block. The connecting groove and the connecting block are positioned opposite each other and are matched.

[0009] Preferably, a rotating seat is fixedly provided on the fixed block, and the card holder is rotatably connected to the fixed block through the rotating seat.

[0010] This design, with the rotating base fixed in place, creates a rotatable connection between the mounting bracket and the fixed block, allowing for angle adjustment of the mounting bracket. During installation, the orientation can be adjusted by rotating the mounting bracket, preventing interference or stress concentration issues. Furthermore, the rotatable connection facilitates fine-tuning of the mounting bracket's position during assembly, improving assembly convenience and adaptability.

[0011] Preferably, a slot is provided on the side wall of the connecting groove, and a locking block is fixedly provided on the connecting block. The locking block is positioned opposite to the slot, and when the connecting block is inserted into the connecting groove, the locking block is located in the slot.

[0012] This design creates a locking structure where the slot on the side wall of the connecting groove and the locking block on the connecting block engage. When the connecting block is inserted into the connecting groove, the locking block embeds itself within the slot, effectively preventing axial or radial displacement of the fixing block, thus enhancing the strength and stability of the connection. This eliminates the need for additional fasteners, achieving a reliable fixed connection, simplifying the assembly process, and providing anti-loosening and anti-detachment effects, making it suitable for flexible application scenarios. Furthermore, the positional correspondence between the slot and the locking block serves as a guide for connection positioning, ensuring accurate alignment of the fixing block and preventing misalignment during installation.

[0013] Preferably, the number of connecting blocks and connecting slots is the same, and there is at least one. When the number of connecting blocks and connecting slots is greater than one, a plurality of connecting blocks are evenly distributed around the connecting rod, and a plurality of connecting slots are evenly distributed around the connecting hole.

[0014] This configuration, by increasing or decreasing the number of connection points, enhances connection strength and overall load-bearing capacity. Under heavy loads, multiple evenly distributed connection blocks and grooves disperse the force across different locations, preventing structural damage caused by localized stress concentration. Simultaneously, the evenly distributed layout ensures more balanced stress distribution among the fixed blocks, reducing the risk of deformation or loosening. Furthermore, the arrangement of multiple connection structures further strengthens the stability of the connection.

[0015] Preferably, the limiting block is a sphere, the connecting rod is a cylinder, the diameter of the limiting block is larger than the inner diameter of the limiting ring, and the inner diameter of the limiting ring is three times the diameter of the connecting rod.

[0016] This design, with a spherical limit block and a cylindrical connecting rod, achieves a dual function of "limiting" and "allowing movement." The spherical limit block allows the connecting rod to rotate at multiple angles within the connection hole, meeting the needs of scenarios requiring relative swinging or rotation between fixed blocks. The limit ring's inner diameter, being three times the connecting rod's diameter, provides ample space for rotation or sliding, preventing jamming due to insufficient clearance. Simultaneously, the larger diameter of the limit block prevents the connecting rod from detaching from the connection hole, ensuring the reliability of the connection structure and creating a stable connection that is "movable but not disengaged."

[0017] Preferably, the depth of the connecting hole is not less than the sum of the length of the connecting rod and the diameter of the limiting block.

[0018] With this configuration, the depth of the connecting hole is not less than the sum of the length of the connecting rod and the diameter of the limiting block. This requirement ensures that the connecting rod and the limiting block can be fully embedded in the connecting hole, and that the connecting block and the connecting groove can be perfectly connected.

[0019] The advantages and positive effects of this utility model are:

[0020] This invention allows for variable distances between the fixing blocks through the insertion of connecting rods and connecting holes, enabling adjustment of the spacing between adjacent capillaries; the limiting ring and spherical limiting block allow for multi-angle rotation between adjacent fixing blocks, broadening its applicability; the connecting block and connecting groove ensure that all fixing blocks are fixedly connected together, guaranteeing connection stability, and the overall structure is simple and easy to operate, improving the installation efficiency of the capillary grid. Attached Figure Description

[0021] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0022] Figure 1 This is a schematic diagram of the fixing block connection structure of Embodiment 1 of this utility model;

[0023] Figure 2 This is a cross-sectional schematic diagram of the internal structure of the fixing block of this utility model;

[0024] Figure 3 This is a schematic diagram of the horizontal offset in Embodiment 2 of this utility model;

[0025] Figure 4 This is a schematic diagram of the vertical offset of Embodiment 2 of this utility model;

[0026] Figure 5 This is a schematic diagram of Embodiment 3 of this utility model.

[0027] The annotations in the attached figures are explained as follows:

[0028] 1. First connector; 2. Second connector; 3. Third connector; 41. Fixing block; 42. Connecting groove; 43. Connecting block; 44. Slot; 45. Slot; 46. Connecting rod; 47. Limiting block; 48. Rotating seat; 49. Slot; 50. Fixing hole; 51. Connecting hole; 52. Limiting ring. Detailed Implementation

[0029] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0030] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0031] The present invention will be further described below with reference to the accompanying drawings:

[0032] Example 1: As Figure 1 and Figure 2As shown, a capillary network paving structure includes several interconnected connectors. Each connector includes a fixing block 41, a retainer 49 on the fixing block 41, a fixing hole 50 through the fixing block 41 on one side of the retainer 49, a connecting hole 51 and a connecting groove 42 on one side of the fixing block 41, a limiting block 47 in the connecting hole 51, and a limiting ring 52 at the opening of the connecting hole 51. A connecting rod 46 and a connecting block 43 are fixedly installed on the other opposite side. The free end of the connecting rod 46 passes through the inner side of the limiting ring 52 into the connecting hole 51 and connects to the limiting block 47. The connecting groove 42 and the connecting block 43 are positioned opposite each other and match each other.

[0033] The mounting bracket 49 is used to install external functional components and provides initial positioning; the fixing hole 50 penetrates the fixing block 41 and can achieve a rigid connection with the external structure through fasteners such as bolts to ensure overall stability. The connecting hole 51, connecting groove 42, limiting block 47 and limiting ring 52 form a movable connecting assembly: the limiting block 47 is connected to the fixing block 41 through the connecting rod 46, and the limiting ring 52 restricts its disengagement, allowing the fixing block 41 to rotate or slide relative to each other during connection; the connecting groove 42 and the connecting block 43 correspond to each other, and the insertion design facilitates quick assembly and meets modular requirements.

[0034] A rotating seat 48 is fixedly mounted on the fixed block 41, and the card seat 49 is rotatably connected to the fixed block 41 through the rotating seat 48.

[0035] The presence of the rotating base 48 creates a rotating pair between the card holder 49 and the fixed block 41. When external functional components need to be installed at multiple angles, the card holder 49 can adjust its posture around the rotating base 48 to avoid angular conflicts caused by fixed installation. When the fixed blocks 41 are combined, the angle of the card holder 49 can flexibly adapt to different connection directions, improving the applicability of the overall structure.

[0036] A slot 44 is provided on the side wall of the connecting groove 42, and a block 45 is fixedly provided on the connecting block 43. The block 45 and the slot 44 are opposite to each other. When the connecting block 43 is inserted into the connecting groove 42, the block 45 is located in the slot 44.

[0037] The slot 44 and the locking block 45 form an anti-detachment structure. After the connecting block 43 is inserted into the connecting slot 42 for initial positioning, the locking block 45 is embedded in the slot 44, restricting the fixing block 41 from separating axially or radially, thus enhancing the connection strength. This structure, together with the connecting hole 51 and the limiting ring 52, forms a double limiting mechanism: the limiting block 47 in the connecting hole 51 prevents the connecting rod 46 from coming out, and the slot 44 and locking block 45 prevent the fixing block 41 from separating, jointly ensuring the stability and reliability of the connection.

[0038] The number of connecting blocks 43 and connecting grooves 42 is the same, and there is at least one. When the number of connecting blocks 43 and connecting grooves 42 is greater than one, several connecting blocks 43 are evenly distributed around the connecting rod 46, and several connecting grooves 42 are evenly distributed around the connecting hole 51.

[0039] The symmetrical arrangement of multiple connecting blocks 43 and connecting grooves 42 optimizes load distribution. When the load-bearing capacity of a single connection point is limited, multiple connecting blocks 43 and connecting grooves 42 work together to evenly distribute the external load to all parts of the fixed block 41, avoiding local stress concentration. The evenly distributed structure also ensures the force balance of the fixed block 41. When subjected to torque or complex loads, the connection points work together to maintain the stability of the overall structure.

[0040] The limiting block 47 is a sphere, and the connecting rod 46 is a cylinder. The diameter of the limiting block 47 is greater than the inner diameter of the limiting ring 52, and the inner diameter of the limiting ring 52 is three times the diameter of the connecting rod 46.

[0041] The combination of the spherical limiting block 47 and the cylindrical connecting rod 46 achieves both movement and limiting functions. The sphere can rotate freely 360 degrees, and in conjunction with the large-clearance limiting ring 52, it allows the fixed block 41 to be adjusted at multiple angles while connected. The diameter of the limiting block 47 is larger than the inner diameter of the limiting ring 52, ensuring that the connecting rod 46 always moves within the connecting hole 51 and preventing it from coming out. This structure is linked with the connecting groove 42 and the locking block 45 structure, ensuring both connection flexibility and overall structural integrity when the fixed block 41 is assembled.

[0042] The depth of the connecting hole 51 is not less than the sum of the length of the connecting rod 46 and the diameter of the limiting block 47.

[0043] This dimensional design ensures that the limiting component is fully embedded in the fixing block 41. Sufficient depth of the connecting hole 51 allows the connecting rod 46 and the limiting block 47 to be completely accommodated within the hole, preventing exposed components from affecting assembly accuracy or causing interference. Simultaneously, the depth adaptation ensures that the limiting block 47 has ample room to move within the hole, without affecting the rotation or sliding function of the fixing block 41. Together with the limiting ring 52 and the connecting rod 46, it forms a stable movable connection base, supporting the functionality and reliability of the overall structure.

[0044] The working process of this embodiment is as follows: Figure 1As shown, when the connecting block 43 on the first connector 1 is inserted into the connecting groove 42 on the second connector 2, the locking block 45 on the connecting block 43 will also lock into the locking groove 44 on the connecting groove 42, so that the first connector 1 and the second connector 2 can form a fixed connection, thereby realizing the mutual fixed connection of multiple fixing blocks 41 and shortening the distance between the connected locking seats 49. When the connecting block 43 on the second connector 2 and the connecting groove 42 on the third connector 3 are not plugged into each other, but are connected only through the connecting rod 46 and the connecting hole 51, the third connector 3 can be separated from the second connector 2, and the distance between the locking seats 49 on the second connector 2 and the third connector 3 can be adjusted to change the distance between them.

[0045] Example 2: Figure 3 and Figure 4 As shown, when the second connector 2 and the third connector 3 are connected only by the connecting rod 46 and the connecting hole 51, the third connector 3 can be positioned relative to the second connector 2 as follows: Figure 3 As shown, offset in the horizontal direction, or Figure 4 As shown, the vertical offset can meet the installation requirements of different usage scenarios, such as installation and fixing in corners or to avoid beams and columns.

[0046] Example 3: As Figure 5 As shown, based on embodiment 1, the third connector 3 can also rotate around the connecting rod 46 as the central axis and connect with the second connector 2, so that the card seats 49 on the two adjacent fixing blocks 41 can fix the intersecting capillaries, which has a wide range of applications.

[0047] The above description provides a detailed account of one embodiment of the present invention. However, this description is merely a preferred embodiment and should not be construed as limiting the scope of the present invention. All equivalent variations and improvements made within the scope of the claims of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A capillary network paving structure, characterized in that: The device includes several interconnected connectors, each of which includes a fixing block (41). A retainer (49) is provided on the fixing block (41). A fixing hole (50) is provided through the fixing block (41) on one side of the retainer (49). A connecting hole (51) and a connecting groove (42) are provided on one side of the fixing block (41). A limit block (47) is provided in the connecting hole (51), and a limit ring (52) is provided at the opening of the connecting hole (51). A connecting rod (46) and a connecting block (43) are fixedly provided on the other opposite side. The free end of the connecting rod (46) passes through the inside of the limit ring (52) into the connecting hole (51) and connects to the limit block (47). The connecting groove (42) and the connecting block (43) are positioned opposite each other and match each other.

2. The capillary network paving structure according to claim 1, characterized in that: A rotating seat (48) is fixedly provided on the fixed block (41), and the card seat (49) is rotatably connected to the fixed block (41) through the rotating seat (48).

3. The capillary network paving structure according to claim 1, characterized in that: A slot (44) is provided on the side wall of the connecting groove (42), and a block (45) is fixedly provided on the connecting block (43). The block (45) is opposite to the slot (44). When the connecting block (43) is inserted into the connecting groove (42), the block (45) is located in the slot (44).

4. The capillary network paving structure according to claim 3, characterized in that: The number of connecting blocks (43) and connecting grooves (42) is the same, and there is at least one. When the number of connecting blocks (43) and connecting grooves (42) is greater than one, a plurality of connecting blocks (43) are evenly distributed around the connecting rod (46), and a plurality of connecting grooves (42) are evenly distributed around the connecting hole (51).

5. The capillary network paving structure according to claim 1, characterized in that: The limiting block (47) is a sphere, the connecting rod (46) is a cylinder, the diameter of the limiting block (47) is greater than the inner diameter of the limiting ring (52), and the inner diameter of the limiting ring (52) is three times the diameter of the connecting rod (46).

6. The capillary network paving structure according to claim 5, characterized in that: The depth of the connecting hole (51) is not less than the sum of the length of the connecting rod (46) and the diameter of the limiting block (47).